单词：pretensiveness
单词：pretensiveness 相关文章
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英文魔法师字源大挪移
Charities Say Africa Drought Aid Delay Cost Tens of Thousands of Lives It's estimated that between 50,000 and 100,000 people died in the drought and food crisis that hit the Horn of Africa last year - more than half of them children under five. The U
VOA标准英语2012年(一月)
Helper Serum Boosts Effectiveness of Flu Vaccine Vaccines against swine and avian flu can be made more effective by the addition of a helper serum known as an adjuvant. The finding from a new study could let vaccine makers stretch supplies and possib
VOA标准英语2011年(六月)
President Obama used a visit to the U.S. West coast this week to highlight the importance of improving education standards to ensure future U.S. competitiveness. He met with leaders of American technology companies, and visited high-tech facilities a
VOA标准英语2011年(二月)
One of the biggest challenges in fighting tuberculosis comes from new drug-resistant(抗药性的) strains of the disease. And one of the main reason those strains have developed is that TB patients often don't take their standard, 14-pill, course of
英语新闻
Science and technology 科学技术 Combating addiction 抵抗毒瘾 Can a vaccine stop drug abuse? 有抗毒品的疫苗么？ It may be possible to vaccinate people against addictive drugs 也许通过接种疫苗帮助人们摆脱毒瘾将成为可能
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